use exclusive writer, and MarkPeeksAsOld more efficiently

This commit is contained in:
Matthew Hodgson 2020-09-01 21:31:04 +01:00
parent 5d7f688fa7
commit 6424117852

View file

@ -1005,7 +1005,7 @@ func (d *Database) getStateDeltas(
}
// find out which rooms this user is peeking, if any.
// We do this before joins so joins overwrite peeks
// We do this before joins so any peeks get overwritten
peeks, err := d.Peeks.SelectPeeks(ctx, userID, device.ID)
if err != nil {
return nil, nil, err
@ -1013,6 +1013,7 @@ func (d *Database) getStateDeltas(
// add peek blocks
peeking := make(map[string]bool)
newPeeks := false
for _, peek := range peeks {
peeking[peek.RoomID] = true
if peek.New {
@ -1023,6 +1024,7 @@ func (d *Database) getStateDeltas(
return nil, nil, err
}
state[peek.RoomID] = s
newPeeks = true
}
deltas = append(deltas, stateDelta{
@ -1032,8 +1034,10 @@ func (d *Database) getStateDeltas(
})
}
if len(peeks) > 0 {
err := d.Peeks.MarkPeeksAsOld(ctx, txn, userID, device.ID)
if newPeeks {
err = d.Writer.Do(d.DB, txn, func(txn *sql.Tx) error {
return d.Peeks.MarkPeeksAsOld(ctx, txn, userID, device.ID)
})
if err != nil {
return nil, nil, err
}
@ -1051,7 +1055,11 @@ func (d *Database) getStateDeltas(
if membership == gomatrixserverlib.Join {
if peeking[roomID] {
// we automatically cancel our peeks when we join a room
err = d.Writer.Do(d.DB, txn, func(txn *sql.Tx) error {
// XXX: is it correct that we're discarding the streamid here?
_, err = d.Peeks.DeletePeeks(ctx, txn, roomID, userID)
return err
})
if err != nil {
return nil, nil, err
}
@ -1130,7 +1138,11 @@ func (d *Database) getStateDeltasForFullStateSync(
}
// Add full states for all peeking rooms
newPeeks := false
for _, peek := range peeks {
if peek.New {
newPeeks = true
}
s, stateErr := d.currentStateStreamEventsForRoom(ctx, txn, peek.RoomID, stateFilter)
if stateErr != nil {
return nil, nil, stateErr
@ -1142,8 +1154,10 @@ func (d *Database) getStateDeltasForFullStateSync(
})
}
if len(peeks) > 0 {
err := d.Peeks.MarkPeeksAsOld(ctx, txn, userID, device.ID)
if newPeeks {
err = d.Writer.Do(d.DB, txn, func(txn *sql.Tx) error {
return d.Peeks.MarkPeeksAsOld(ctx, txn, userID, device.ID)
})
if err != nil {
return nil, nil, err
}